On Fri, 14 May 2010, Benjamin Kaduk wrote: > On Fri, 14 May 2010, Alan Cox wrote: > >> >> I suspect the following is needed: >> >> Index: vm/vm_page.c >> =================================================================== >> --- vm/vm_page.c (revision 207823) >> +++ vm/vm_page.c (working copy) >> _at__at_ -108,6 +108,7 _at__at_ __FBSDID("$FreeBSD$"); >> #include <sys/kernel.h> >> #include <sys/limits.h> >> #include <sys/malloc.h> >> +#include <sys/msgbuf.h> >> #include <sys/mutex.h> >> #include <sys/proc.h> >> #include <sys/sysctl.h> >> _at__at_ -375,6 +376,14 _at__at_ vm_page_startup(vm_offset_t vaddr) >> new_end + vm_page_dump_size, VM_PROT_READ | VM_PROT_WRITE); >> bzero((void *)vm_page_dump, vm_page_dump_size); >> #endif >> +#ifdef __amd64__ >> + pa = DMAP_TO_PHYS((vm_offset_t)msgbufp); If I change this to be msgbufp->msg_ptr, then all works as expected. While tracking this down, I realized that passing the -q(uiet) argument to kgdb would have been a valid workaround all along. Alan, could you please commit the modified patch? Thanks, Ben Kaduk >> + last_pa = pa + round_page(MSGBUF_SIZE); >> + while (pa < last_pa) { >> + dump_add_page(pa); >> + pa += PAGE_SIZE; >> + } >> +#endif >> /* >> * Compute the number of pages of memory that will be available for >> * use (taking into account the overhead of a page structure per >> >> > _______________________________________________ > freebsd-current_at_freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org" >Received on Sat May 15 2010 - 00:12:23 UTC
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